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Which Alice?

Which Alice?

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ALICE IN PUZZLE-LAND<br />

ten tarts. Now, all the nonfavorites have had all the tarts they are<br />

going to get, whereas each favorite is to get one more tart. So the<br />

ten remaining tarts are all for the favorites—one to each favorite. So<br />

there must be ten favorites.<br />

Let us check: The ten favorites each get four tarts, which makes<br />

forty tarts. The other twenty guests each get three tarts apiece,<br />

which makes sixty tarts. Since forty plus sixty equals one hundred,<br />

we see our solution is correct.<br />

LARGE TARTS AND SMALL TARTS Since each large tart is<br />

worth three small ones, then seven large tarts are worth twenty-one<br />

small ones, so seven large ones and four small ones are worth<br />

twenty-five small ones. On the other hand, four large ones and<br />

seven small ones are worth the same as nineteen small ones (because<br />

four large ones are worth twelve small ones). So the difference in<br />

price between twenty-five small ones and nineteen small ones is<br />

twelve cents. This means that six tarts (six is twenty-five minus<br />

nineteen) are worth twelve cents, so each small tart is worth two<br />

cents and each large tart is worth six cents.<br />

Let us check: Four large tarts and seven small ones would cost 24<br />

+ 14 = 38 cents, whereas seven large tarts and four small ones<br />

would cost 42 + 8 = 50 cents, which is indeed 12 cents more than<br />

38 cents.<br />

THE VISIT The Cheshire Cat must have found two tarts,<br />

eaten half of them plus one, leaving none. The Dormouse must<br />

have found six tarts, eaten half of them plus one, leaving two for<br />

the Cheshire Cat. The March Hare found fourteen, ate seven plus<br />

one, leaving six. The Hatter found thirty, ate fifteen plus one,<br />

leaving fourteen. So there were thirty tarts to begin with.<br />

HOW MANY DAYS DID HE WORK? The maximum number<br />

of tarts the gardener can earn is 78 (3 x 26). He earned only 62<br />

tarts,<br />

152

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